Piaget, Jean <br/><br/>
Judgment and Reasoning in the Child 

 - Landon:  Routledge & Kegan Paul Limited,  1969. 
 - 260p.;  22cm 
<br/><br/><label>ISBN: </label>710030657 
<br/><br/><label>Dewey Class. No.: </label>136.72  / PIA